CN219126442U - Portable aseptic sampling device for secretion of cow genital tract - Google Patents

Abstract

The utility model provides a portable aseptic sampling device for secretion of a cow genital tract, which comprises a sampling catheter, an auxiliary sampling rod and a sampling swab, wherein one end of the sampling catheter is provided with an opening, the other end of the sampling catheter opposite to the opening is provided with a sampling hole, the sampling hole is provided with a diaphragm, the auxiliary sampling rod is movably inserted into the end part of the opening of the sampling catheter and can be inserted into the sampling catheter, the sampling swab is movably arranged in the sampling catheter, the sampling end of the sampling swab is opposite to the sampling hole of the sampling catheter, the tail end of the sampling swab far away from the sampling end is inserted into the auxiliary sampling rod, the auxiliary sampling rod can drive the sampling swab to penetrate the diaphragm and extend out of the sampling hole or retract into the sampling catheter, the sampling swab can be directly guided to the deep part of the genital tract for sampling through the sampling catheter, the contact between the sampling swab and secretion of the genital tract is avoided, the pollution to the sampling swab is caused, and the sampling precision rate is improved.

Description

Portable aseptic sampling device for secretion of cow genital tract

Technical Field

The utility model relates to the technical field of cow genital tract secretion sampling, in particular to a portable cow genital tract secretion sterile sampling device.

Background

With the development of livestock industry in China, especially the continuous amplification of the breeding scale of cows and beef cattle, on one hand, the phenomenon of prolonged mating interval caused by delayed postpartum uterus involution and delayed ovarian follicular development of the cows is more and more, but the latest researches show that the imbalance of the microbial flora of the postpartum genital tract and the structural disorder are one of the main reasons for the problems, the analysis of the microbial composition and the abundance of the postpartum genital tract secretion after the sterile rapid acquisition provides a certain reference for the breeding management and the operation of the postpartum cows, on the other hand, the high incidence of the disease of the postpartum reproductive disorder of the cows becomes one of the bottlenecks for the healthy development of the cow breeding industry in China, and the disease mainly comprises pathogenic bacteria mainly caused by the infection of the postpartum genital tract microorganisms, such as hysteritis and endometritis, and most of the diseases enter the uterus through the genital tract in a certain period, so the post-natal early genital tract secretion is aseptically acquired, and the microbial detection can predict the occurrence of the post-natal uterine diseases, thereby providing a new idea for the early diagnosis and the early treatment of the post-natal uterine related diseases of the cows.

In order to be able to more accurately understand the specific conditions of genital tract pathogenic bacteria, it is necessary to rapidly sample the secretion of cow genital tract in a sterile manner, and the distribution, abundance and main pathogenic bacteria species of genital tract microorganism can be more accurately grasped by combining conventional bacterial culture and genital tract metagenome sequencing analysis, thereby implementing timely and effective intervention treatment.

The traditional cow genital tract sampling swab is relatively simple and crude, the lengthened cotton stick is generally adopted, sampling is directly carried out, the cotton stick can be directly exposed in the air outside during sampling, and pollution such as animal manure and urine is serious in a farm, the cotton stick is easy to pollute, in addition, when the traditional cotton stick is used for sampling, the cotton stick can be firstly contacted with secretion at the cow genital tract opening, when the cotton stick is taken out, the secretion at the cow genital tract deep part is also required to be crossed with the secretion at the cow genital tract opening, the condition of inaccurate sampling exists, so that the condition of the genital tract microorganism flora cannot be accurately analyzed, and the main pathogenic bacteria causing cow genital tract diseases cannot be accurately identified.

In the prior art, there are technical solutions for preventing a sampling swab from being contaminated, for example: the utility model discloses a ox vagina secretion collector is authorized to bulletin number CN214856936U, through in the stroke that main barrel stretched into the ox vagina, two shrouding units formed the shutoff in opposition hole, after the depth of insertion was confirmed drive two shrouding units separation through the slip slide bar, then can gather the secretion of setting for the degree of depth in the ox vagina with gathering the swab, can prevent so that the cow from being close in the anus exhaust tiny excrement foreign matter granule or the liquid secretion of its vagina from putting the thing hole and getting into main barrel, prevent that the secretion of gathering from being polluted.

However, the above prior art has the following technical problems during use: because the shrouding unit adopts two semi-circular shrouding of relative activity, the activity sets up in holding the intracavity, can exist the gap between shrouding unit and the thing hole of putting, and is sealed not tight, when the sampling, there is some a small amount of pollutant to get into from the gap and put downthehole, leads to the sampling swab to receive the pollution easily, and shrouding unit needs to control alone through the slide bar moreover, and the operation is inconvenient, and sampling efficiency is low.

Disclosure of Invention

In view of the above, it is necessary to provide a portable aseptic sampling device for bovine genital secretion which can avoid contamination, has high sampling efficiency and is convenient to operate.

The utility model provides a aseptic sampling device of portable ox genital tract secretion, includes sampling pipe, supplementary sampling pole and sampling swab, the one end of sampling pipe is the opening, and the sampling hole has been seted up to the other end relative with the opening, be provided with the diaphragm on the sampling hole, supplementary sampling pole mobilizable interpolation is established at sampling pipe open-ended tip to can take out the motion of inserting in the sampling pipe, the mobilizable setting of sampling swab is in the sampling pipe, and the sampling end of sampling swab just faces the sampling hole of sampling pipe, and the tail end that the sampling swab kept away from the sampling end is pegged graft on supplementary sampling pole, supplementary sampling pole can drive sampling swab to sampling hole direction and take out the motion of inserting, so that the sampling end of sampling swab pierces through the diaphragm, and stretches out or retract to in the sampling pipe from the sampling hole.

Preferably, the auxiliary sampling rod is inserted and arranged at one end of the opening end part of the sampling catheter, a jack is arranged on the inner side wall of the jack, the tail end of the sampling swab is inserted in the jack, and the barb can be clamped on the side wall of the tail end of the sampling swab to fix the barb in the jack.

Preferably, the other end of the auxiliary sampling rod far away from the sampling catheter is provided with a handle.

Preferably, a sealing ring is arranged on the inner side wall of the opening end part of the sampling catheter, and the outer side wall of the auxiliary sampling rod is in contact with the sealing ring.

Preferably, the end part of the sampling conduit, which is provided with the sampling hole, is arc-shaped.

Preferably, the end part of the sampling catheter provided with the sampling hole is sleeved with a detachable safety helmet.

Preferably, the end of the sampling catheter opening is provided with a locking device, the locking device comprises a locking ring and a locking claw, the locking claw is annularly arranged at the end of the sampling catheter opening, the locking ring is sleeved on the locking claw and is in threaded connection with the sampling catheter, the auxiliary sampling rod can penetrate through the locking claw and be inserted into the sampling catheter, the locking ring can perform rotary motion towards the sampling hole of the sampling catheter, the locking claw can be extruded to enable the locking claw to gather towards the center, the auxiliary sampling rod is held tightly, the locking ring performs rotary motion towards the opposite direction of the sampling catheter, the locking claw can be loosened to reset, and the auxiliary sampling rod is loosened.

The utility model adopts the technical proposal and has the beneficial effects that: through placing the sampling swab in the sampling pipe, utilize the sampling pipe to lead, can direct the depths of genital tract with the sampling swab and take a sample, and can be with the sampling hole of sampling pipe shutoff completely through the diaphragm, avoided foreign matter or genital meatus secretion entering sampling pipe in, avoided the secretion contact of sampling swab and genital meatus, improved the accurate rate of sampling, and, after the sampling is accomplished, the sampling pipe can accomodate the sampling swab, avoid the sampling swab to expose in the air, moreover, the device convenient operation is swift, sampling efficiency is high.

Drawings

Fig. 1 is a schematic diagram of an assembly structure of the present utility model.

Fig. 2 is a schematic cross-sectional view of the utility model.

Fig. 3 is a schematic view of the structure of the sample swab penetrating out of the sample conduit.

Fig. 4 is a schematic structural view of the auxiliary sampling rod and the sampling swab.

Fig. 5 is a schematic cross-sectional view of the sampling catheter.

In the figure: the sampling catheter 10, the sampling hole 11, the diaphragm 12, the sealing ring 13, the safety helmet 14, the auxiliary sampling rod 20, the jack 21, the barb 22, the handle 23, the sampling swab 30, the sampling end 31, the locking device 40, the locking ring 41, the locking claw 42 and the convex ring 43.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a portable aseptic sampling device for secretion in a cow genital tract, which includes a sampling catheter 10, an auxiliary sampling rod 20 and a sampling swab 30, wherein one end of the sampling catheter 10 is an opening, the other end opposite to the opening is provided with a sampling hole 11, a diaphragm 12 is disposed on the sampling hole 11, the auxiliary sampling rod 20 is movably inserted into the opening end of the sampling catheter 10 and can be moved into the sampling catheter 10, the sampling swab 30 is movably disposed in the sampling catheter 10, the sampling end 31 of the sampling swab 30 is opposite to the sampling hole 11 of the sampling catheter 10, the tail end of the sampling swab 30 away from the sampling end 31 is inserted into the auxiliary sampling rod 20, and the auxiliary sampling rod 20 can drive the sampling swab 30 to be moved into the sampling catheter 10 so that the sampling end 31 of the sampling swab 30 penetrates the diaphragm 12 and stretches out of or retracts into the sampling catheter 10 from the sampling hole 11.

Specifically, the sampling swab 30 is a small stick with a small ball of absorbing material around one end, such as cotton, and the sampling end 31 is around one end of the small stick, the sampling catheter 10 is preferably a disposable sterile plastic tube with a length of 15cm, an inner diameter of 6mm and an outer diameter of 8mm, one end of the disposable sterile plastic tube is an opening, the other end of the disposable sterile plastic tube is provided with a sampling hole 11 through which the sampling end 31 of the sampling swab 30 passes, the sampling hole 11 is provided with a diaphragm 12, the diaphragm 12 can seal the sampling hole 11, foreign matters or other objects are prevented from entering the sampling catheter 10 before sampling, the auxiliary sampling catheter 20 is an elongated rod body, the diameter of the rod body is smaller than the inner diameter of the sampling catheter 10, the rod body is inserted into the opening end of the sampling catheter 10, the swab can be inserted into the sampling catheter 10, the sampling swab 30 is arranged in the sampling catheter 10, the sampling end 31 of the sampling swab 30 is opposite to the sampling hole 11 of the sampling catheter 10, the tail end of the sampling swab 30 far away from the sampling end 31 is spliced on the auxiliary sampling rod 20, when sampling is carried out, firstly, the genital meatus of the cow is cleaned, then one end of the sampling catheter 10 provided with the sampling hole 11 is stretched into the genital tract of the cow by manpower, then the auxiliary sampling rod 20 is manually pushed into the sampling catheter 10, after the sampling end 31 of the sampling swab 30 penetrates through the diaphragm 12, the sampling end 31 of the sampling swab 30 is stretched out from the sampling hole 11 of the sampling catheter 10, the sampling end 31 of the sampling swab 30 is contacted with the genital tract wall of the deep part of the genital tract of the cow, the auxiliary sampling rod 20 is pulled back and forth to drive the sampling swab 30 to wipe and sample, after the wiping is finished, the auxiliary sampling rod 20 is manually pulled outwards, the sampling end 31 of the sampling swab 30 is retracted into the inner cavity of the sampling catheter 10 again, at the moment, the sampling catheter 10 is moved out of the genital tract of the cow, and (5) completing sampling. The diaphragm 12 is an ultra-thin PE film, and a break point is arranged at the middle part or the edge of one side of the diaphragm 12 so as to facilitate the penetration of the sampling swab 30.

Referring to fig. 4, further, an insertion hole 21 is provided at one end of the auxiliary sampling rod 20 inserted into the opening end of the sampling catheter 10, a barb 22 is provided on the inner sidewall of the insertion hole 21, the tail end of the sampling swab 30 is inserted into the insertion hole 21, the barb 22 can be clamped on the sidewall of the tail end of the sampling swab 30 to fix the sampling swab in the insertion hole 21, and the sampling swab 30 is prevented from being separated from the auxiliary sampling rod 20 in the sampling process.

Referring to fig. 2 and 5, further, a sealing ring 13 is disposed on an inner side wall of the opening end of the sampling tube 10, an outer side wall of the auxiliary sampling rod 20 is in contact with the sealing ring 13, the auxiliary sampling rod 20 can slide relative to the sealing ring 13 during the drawing and inserting movement, and the opening end of the sampling tube 10 can be sealed by the sealing ring 13.

Referring to fig. 1 or 4, further, the other end of the auxiliary sampling rod 20 far from the sampling catheter 10 is provided with a handle 23 for convenient operation.

Referring to fig. 1, further, the end of the sampling tube 10 with the sampling hole 11 is in a circular arc shape, which is convenient for insertion during the sampling process, and also avoids damage to the mucous membrane of the genital tract of the cow during the insertion process.

Referring to fig. 1, further, a safety cap 14 is disposed at an end of the sampling tube 10 where the sampling hole 11 is formed, the safety cap 14 is sleeved on the sampling tube 10, during sampling, the safety cap 14 is taken out to expose the sampling hole 11, and after the sampling is finished, the safety cap can be sleeved on the sampling tube 10 to seal the sampling hole 11, so that the sampling swab 30 is prevented from being polluted, and the safety cap is convenient to store.

Referring to fig. 1, 2 or 5, further, the open end of the sampling catheter 10 is provided with a locking device 40, the locking device 40 comprises a locking ring 41 and a locking claw 42, the locking claw 42 is a plurality of elastic sheets with sheet structures, the elastic sheets are annularly arranged at the open end of the sampling catheter 10, one end of the locking claw 42 is fixed at the open end of the catheter, the other end of the locking claw extends outwards along the sampling catheter 10, the outer side wall of the extended end of the locking claw 42 is gradually folded towards the center to form a chamfer angle, the open end of the sampling catheter 10 is provided with an external thread, the locking ring 41 is provided with an internal thread, the locking ring 41 is sleeved on the locking claw 42 and is in threaded fit connection with the sampling catheter 10, the inner side of the ring opening of the locking ring 41 is provided with a convex ring 43 matched with the outer side wall of the locking claw 42, the auxiliary sampling rod 20 can pass through the locking claw 42, the locking ring 41 is inserted into the sampling catheter 10, the locking ring 41 rotates towards the opening end of the sampling catheter 10, the convex ring 43 on the inner side wall of the locking ring 41 can be extruded on the outer side wall of the locking claw 42 and extrude the locking claw 42 to gather towards the axis center direction of the sampling catheter 10, the auxiliary sampling rod 20 is held tightly, when sampling is carried out, the locking ring 41 rotates reversely, the convex ring 43 on the inner side wall of the locking ring 41 is gradually separated from the outer side wall of the locking claw 42, the locking claw 42 expands outwards under the self elastic force, the auxiliary sampling rod 20 is loosened, the auxiliary sampling rod 20 can be subjected to drawing-in movement, after sampling is finished, the sampling swab 30 is accommodated in the sampling catheter 10, the locking ring 41 is rotated again to fix the auxiliary sampling rod 20, the auxiliary sampling rod is prevented from moving, and the sampling swab 30 can be safely accommodated in the sampling catheter 10.

When the device is specifically used, firstly, the genital tract opening of a cow is cleaned, then one end of the sampling catheter 10 provided with the sampling hole 11 is manually stretched into the genital tract of the cow, the locking ring 41 is loosened, then the auxiliary sampling rod 20 is manually pushed into the sampling catheter 10, after the sampling end 31 of the sampling swab 30 penetrates through the diaphragm 12, the sampling end 31 of the sampling swab 30 is stretched out from the sampling hole 11 of the sampling catheter 10, the sampling end 31 of the sampling swab 30 is contacted with the genital tract wall of the deep part of the genital tract of the cow, the auxiliary sampling rod 20 is reciprocally pulled to drive the sampling swab 30 to wipe and sample, after the wiping is finished, the auxiliary sampling rod 20 is manually pulled outwards, the sampling end 31 of the sampling swab 30 is retracted into the sampling catheter 10 again, the locking ring 41 is screwed, the auxiliary sampling rod 20 is fixed, the sampling catheter 10 is moved out of the genital tract of the cow at the moment, the safety cap 14 is sleeved on the sampling catheter 10, and the sampling hole 11 is plugged, and the sampling is completed.

The device utilizes sampling pipe 10 to lead, can direct the depths of genital tract with sampling swab 30 to sample, avoided sampling swab 30 and genital tract's secretion contact, and, with the shutoff of sampling hole 11 of sampling pipe 10 through diaphragm 12, seal sampling swab 30 in sampling pipe 10, avoided foreign matter or genital tract's secretion to get into in the sampling pipe 10, cause the pollution to sampling swab 30, improved the accurate rate of sampling, and after the sampling, also be convenient for take and accomodate, improved the efficiency of sampling.

The sampling device can be effectively used for aseptic portable sampling of the secretion of the cow genital tract, is simple and easy to operate, can realize aseptic sampling, can rapidly and efficiently acquire the secretion of the deep part of the cow genital tract, is beneficial to early diagnosis and treatment of the genital tract related diseases caused by pathogenic microorganisms of the cow, and opens up a new idea for the application of specific microbial preparations in cow postpartum propagation management.

The foregoing disclosure is illustrative of the preferred embodiments of the present utility model, and is not to be construed as limiting the scope of the utility model, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the utility model as defined by the appended claims.

Claims (7)

1. A portable aseptic sampling device of ox genital secretion, its characterized in that: including sampling pipe, supplementary sampling pole and sampling swab, the one end of sampling pipe is the opening, has seted up the sampling hole with the opposite other end of opening, be provided with the diaphragm on the sampling hole, supplementary sampling pole mobilizable interpolation is established at sampling pipe open-ended tip to can take out the motion of inserting in the sampling pipe, sampling swab mobilizable setting is in the sampling pipe, and sampling swab's sampling end just is to the sampling hole of sampling pipe, and sampling swab keeps away from the tail end grafting of sampling end on supplementary sampling pole, supplementary sampling pole can drive sampling swab to sampling hole direction and take out the motion of inserting to make sampling swab's sampling end pierce through the diaphragm, and stretch out or withdraw from the sampling hole in the sampling pipe.

2. The portable sterile sampling device for bovine genital secretions of claim 1, wherein: the auxiliary sampling rod is inserted at one end of the opening end part of the sampling catheter and is provided with a jack, a barb is arranged on the inner side wall of the jack, the tail end of the sampling swab is inserted in the jack, and the barb can be clamped on the side wall of the tail end of the sampling swab to fix the barb in the jack.

3. The portable sterile sampling device for bovine genital secretions of claim 2, wherein: the other end of the auxiliary sampling rod, which is far away from the sampling catheter, is provided with a handle.

4. The portable sterile sampling device for bovine genital secretions of claim 1, wherein: the inner side wall of the opening end part of the sampling catheter is provided with a sealing ring, and the outer side wall of the auxiliary sampling rod is in contact with the sealing ring.

5. The portable sterile sampling device for bovine genital secretions of claim 1, wherein: the end part of the sampling conduit, provided with the sampling hole, is arc-shaped.

6. The portable sterile sampling device for bovine genital secretions of claim 1, wherein: the end part of the sampling conduit provided with the sampling hole is sleeved with a detachable safety helmet.

7. The portable sterile sampling device for bovine genital secretions of claim 1, wherein: the sampling catheter comprises a sampling catheter, and is characterized in that a locking device is arranged at the end of the opening of the sampling catheter, the locking device comprises a locking ring and a locking claw, the locking claw is annularly arranged at the end of the opening of the sampling catheter, the locking ring is sleeved on the locking claw and is in threaded connection with the sampling catheter, an auxiliary sampling rod can penetrate through the locking claw and is inserted into the sampling catheter, the locking ring performs rotary motion towards the direction of a sampling hole of the sampling catheter, the locking claw can be extruded to enable the locking claw to gather towards the center, the auxiliary sampling rod is held tightly, the locking ring performs rotary motion towards the opposite direction of the sampling catheter, the locking claw can be loosened to reset, and the auxiliary sampling rod is loosened.

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